Celesti, A., D. Mulfari, M. Fazio, A. Puliafito, and M. Villari,  "Evaluating alternative DaaS solutions in private and public OpenStack Clouds",  SOFTWARE-PRACTICE & EXPERIENCE, vol. 47, pp. 1185?1200, 2017.

Mulfari, D., A. Celesti, A. Puliafito, and M. Villari,  "How cloud computing can support on-demand assistive services",  Proceedings of the 10th International Cross-Disciplinary Conference on Web Accessibility, New York, NY, USA, ACM, pp. 27:1?27:4, 2013.